Question 4759Deck General70% to pass
The downflooding angle for a MODU is the minimum angle at which _______________.
AI Explanation
The correct answer is B) a non-watertight opening is at still water level.
The downflooding angle is the minimum angle of heel or trim at which a non-watertight opening, such as a vent or hatch, becomes submerged and allows water to enter the vessel. This compromises the vessel's stability and reserve buoyancy. Reaching the downflooding angle is a critical threshold that must be avoided to maintain the integrity of the vessel.
The other options are incorrect because they do not directly relate to the definition of the downflooding angle. Option A is about excessive offset, option C is about the load line, and option D is about reserve buoyancy, none of which are the defining criteria for the downflooding angle.
Related Questions
#4757 The COASTAL DRILLER's ability to meet the damage stability criteria depends on maintaining watertight integrity, displacement less than 14,158 kips, level attitude, and KGT and KGL less than _______________.#4758 Progressive flooding on a MODU may be indicated by _______________.#4760 The jettisoning of topside weight from a MODU serves what purpose? #4761 In the analysis of damaged stability for the DEEP DRILLER, disregarded are the beneficial effects of moorings and _______________.#4762 The DEEP DRILLER, loaded as shown in Sample Load Form #4 (Drilling), suffers major damage which results in flooding in tank C3S. Pumping from tanks in the vicinity of the damage have proven ineffective. Your best countermeasure is to _______________.